tubular batteries

NRGT Signature

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The NRGT Signature battery is a premium offeringfrom the Luminous range of batteries. It is an ideal inverter battery forNigerians and the unique power conditions in Nigeria. The battery is built withTubular Technology and housed in a robust and stylish container. It offerssuperior safety and optimal performance even under the most challengingcircumstances.

This battery is engineered for extended backuptime, rapid charging, and ultra-low maintenance. Combined with a Luminousinverter, it is Nigeria's perfect power backup solution.


  • A durable and visually appealing containerdesign that prioritizes safety and promotes efficient electrical conductivitywith embedded terminals.
  • Exceptional Ampere-hour and Watt-hour efficienciesthat provide optimal comfort during power outages, making it an ideal choicefor the Nigerian power situation.
  • Constructed with a Super-Tuff High-Ribbed TallTubular container for effective thermal management.
  • Plates made from 99.99% pure lead and leadalloy, ensuring a long lifespan and outstanding electrical performance.
  • Tested at a DSIR-approved battery design lab toensure complete safety throughout its service life.
  • High-pressure Heat sealed Container-Cover Designfor a Leak-proof, Spill-proof experience.
  • Made with proprietary Ultra High-Density (UHD)Paste, designed to withstand high-temperature operation, making it suitable forthe Nigerian climate.
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about nrgt batteries


Turbo Mode

High performance positive plates made with Advanced Automatic wet filling process to ensure high surface area & consistent paste density throughout the plates. Spines made with Special alloy composition & HADI high pressure die casting machines to ensure defect free Casting with high corrosion resistance.

Supports all Luminous Battery Types

Extra Tall containers to store 30% more electrolyte to ensure less frequent water topping.

ABCC Technology

Less electrical resistance, High oxidation resistance, high porosity, High charging efficiency.

ECO & UPS Mode

Optimally porous ceramic level indicator suppress water loss & promote safety along with cleanliness reducing water topping frequency.

Models available



Inverter / Home UPS / Solar
Voltage (Input)
Life Cycle (80% DOD)
5-6 Years
Water Top-Up Requirement
Not  required up to first 18-20 months, thereafter once every 3 months at ideal  room temperature
Storage Life
5 Months
Acid Stratification
Revival  of Discharged Battery
Discharged  batteries can be revived even after 25 days
Backup Deterioration
Constant  backup up to 20-24 months. Thereafter, backup deterioration is very low
Operating Temp.
-5°C to 50°C
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